0
ADVANTAGES
easy operation, torque regulation,ability to connected directly to the ac source, low cost maintanence and durability.
DISADVANTAGES
speed decrease as load increase, low starting torque, speed determine by supply frequency (supply frequency high cost), speed vary and need variable frequency supply.
Advantage: Electromagnetic induction heating is efficient and provides uniform heating to the material without direct contact. It allows for precise control of temperature and is suitable for various materials, including conductive and non-conductive ones.
Disadvantage: Electromagnetic induction heating can be costly to implement initially due to the need for specialized equipment. It may also have limitations in terms of the depth of heating, as it is primarily effective for surface heating applications.
Advantage of heat : it provide heat energy in winter season to maintain human body temperature
Disadvantage of heat : it effect skin.
The main advantage of inductors is that it allows more current to flow. A disadvantage of inductors is a high Q function and negative output capacity.
Advantage - Heats up utensils quicker
Disadvantage - Expensive
Some advantages of the heating effect of current are in cooking food and providing warmth during cold seasons. Some of its advantages are in causing fires and circuit failures.
Add your answer:
Earn +20 pts
How does an electric cooker use electromagnetic induction?
An electric cooker uses electromagnetic induction by passing an alternating current through a coil of wire in the cooktop. This creates an oscillating magnetic field, which induces an electric current in the cookware placed on top of the cooktop. The resistance in the cookware generates heat, which cooks the food.
How are conduction and induction alike?
Conduction and induction are both methods of transferring heat. Conduction occurs through direct contact or physical touching between objects, while induction involves the transfer of heat through electromagnetic waves or fields without direct contact. Both processes result in the movement of thermal energy from a warmer object to a cooler one.
How does heat generated by fission get turned into electricity?
Heat generated by fission is used to produce steam, which drives a turbine connected to a generator. The generator then converts mechanical energy from the turbine into electrical energy through electromagnetic induction.
High frequency induction heating?
High frequency induction heating is a process that uses an alternating magnetic field to generate heat in a conductive material. This method is commonly used for applications such as hardening, tempering, and brazing of metals. The high frequency of the electromagnetic waves allows for rapid and efficient heating of the material.
Is electromagnetic energy the same as heat energy?
No, electromagnetic energy and heat energy are not the same. Electromagnetic energy refers to energy carried by electromagnetic waves such as light, while heat energy refers to the energy associated with the random motion of atoms and molecules within a substance. Heat can be transferred by electromagnetic radiation, but they are distinct forms of energy.
Advantages and disadvantages of Ask modulation?
advantage : reduction in the amount of energy required to transmit informations disadvantage : easily influenced to noise interference - refer to unintentional voltage probably affected by heat or electromagnetic induction created by other source
How much heat loss from muscle be an advantage for to humans rather than a disadvantage?
For heat loss to be an advantage to humans rather than a disadvantage, the heat lost must be equal to that produced.
What type of range uses electromagnetic energy to heat food?
Your mum has got a big tumour and your grandads a cancer patient
What is the advantage and disadvantage oven drying method?
The advantage of oven drying method is that all the trays get equal heat and therefore the drying is uniform. The disadvantage is that the dehydrator has limited capacity.
What is induction heating?
Induction heating is the process of heating an electrically conducting object (usually a metal) by electromagnetic induction, where eddy currents are generated within the metal and resistance leads to Joule heating of the metal.induction heater including high frequency induction heating machine and middle frequencey heating machine. Induction heating applications for an induction furnace include induction welding, induction brazing, induction hardening, induction melting, quenching, forging, soldening, induction annealing and other forms of heat treatment. Induction heating is often used to heat graphite crucibles (containing other materials) and is used extensively in the semiconductor industry for the heating of silicon and other semiconductors. Induction heating can produce high power densities which allow short interaction times to reach the required temperature. That translates into lots of energy transferred into a material right now, with a very rapid rise in temperature.
What is the technical process that an induction cooktop follows?
An induction cooktop is different from how a normal cooktop works, it makes the cooking vessel generate heat instead of transferring heat over to the cooking vessel. It works by using a coil that produces an electromagnetic field which goes into the cooking vessel to generate heat.
How does an electric cooker use electromagnetic induction?
An electric cooker uses electromagnetic induction by passing an alternating current through a coil of wire in the cooktop. This creates an oscillating magnetic field, which induces an electric current in the cookware placed on top of the cooktop. The resistance in the cookware generates heat, which cooks the food.
How can you heat and expand metal without using a flame of any kind?
One way to heat and expand metal without using a flame is to use induction heating. Induction heating uses an electromagnetic field to heat the metal through induction, causing it to expand. This method is often used in industrial applications where precise and controlled heating is required.
How are conduction and induction alike?
Conduction and induction are both methods of transferring heat. Conduction occurs through direct contact or physical touching between objects, while induction involves the transfer of heat through electromagnetic waves or fields without direct contact. Both processes result in the movement of thermal energy from a warmer object to a cooler one.
How does heat generated by fission get turned into electricity?
Heat generated by fission is used to produce steam, which drives a turbine connected to a generator. The generator then converts mechanical energy from the turbine into electrical energy through electromagnetic induction.
What kind of heat transfers involves electromagnetic waves?
Induction heating is the process by which a material (usually metal) is vibrated via electromagnetic waves, exciting the metal molecules, which causes the metal to heat up (even up to the metal's melting point). This type of heating is much more efficient than other types, because the heat is generated in the metal itself so there is much less heat lost compared to the more common filament heating systems. Induction heating is used mainly in stoves (ranges) and for industrial applications.
Why can an induction heating process heat magnetic material faster than non magnetic material?
Induction heating relies on inducing electrical currents in a material to generate heat. Magnetic materials have higher electrical conductivity due to their alignment of magnetic dipoles, resulting in quicker induction and faster heating compared to non-magnetic materials. The ability of magnetic materials to efficiently absorb and convert electromagnetic energy into heat contributes to their faster heating in induction processes.
